/* ---------------------------- */
/* SHOW Layer				*/
/* ---------------------------- */
function showlayer(layer){
	var myLayer=document.getElementById(layer).style.display;
	if(myLayer=="none"){
		document.getElementById(layer).style.display="block";
	}
}

/* ---------------------------- */
/* HIDE LAYER	*/
/* ---------------------------- */
function hidelayer(layer){
	var myLayer = document.getElementById(layer).style.display;
	if(myLayer=="block"){
		document.getElementById(layer).style.display="none";
	}
}